| CJF-12型冲击反循环钻机在浅海施工工艺 |
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| 引用本文： | 张亚东,王玉吉.CJF-12型冲击反循环钻机在浅海施工工艺[J].山东国土资源,2007,23(2):48-49. |
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| 作者姓名： | 张亚东 王玉吉 |
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| 作者单位： | 山东省地质探矿机械厂,山东,济南,250014 |
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| 摘 要： | 在浅海岸边进行钻机作业,由于海平面水位不稳定,采用6BS反循环泵已不合适。在工作实践中,将原施工工艺改进为气举反循环,此方法不仅没有降低原钻机的施工性能,而且快捷、方便,经济效益显著。
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| 关 键 词： | 钻机性能 施工工艺 循环系统改造 |
| 修稿时间： | 2006-05-31 |
Construction Technology in Shallow Sea by Using CJF-12 Shock Counter Circulation Drilling |
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| ZHANG Ya-dong and WANG Yu-ji.Construction Technology in Shallow Sea by Using CJF-12 Shock Counter Circulation Drilling[J].Land and Resources in SHANDONG Province,2007,23(2):48-49. |
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| Authors: | ZHANG Ya-dong and WANG Yu-ji |
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| Institution: | Shandong Geological Exploration Machine Factory, Shandong Jinan 250014, China |
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| Abstract: | Due to unstable sea level, drilling by using 6BS counter circulation pump is not very suitable. In practice, the former technology is changed to counter circulation. This method is quick, facilitate and evident economic effect. |
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| Keywords: | Drilling technology construction technology circulation reform |
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